wiki.techinc.nl/includes/resourceloader/ResourceLoaderStartUpModule.php
Krinkle f6ddf76ce8 Removing wgLegacyJavaScriptGlobals from JavaScript output
* PHP config variable itself is still needed for sure, but not needed in JavaScript output. Did get into 1.18 (accidentally added to js output as part of r87856) but undocumented and unannounced.
2011-12-28 22:29:07 +00:00

272 lines
9.5 KiB
PHP

<?php
/**
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @author Trevor Parscal
* @author Roan Kattouw
*/
class ResourceLoaderStartUpModule extends ResourceLoaderModule {
/* Protected Members */
protected $modifiedTime = array();
/* Protected Methods */
/**
* @param $context ResourceLoaderContext
* @return array
*/
protected function getConfig( $context ) {
global $wgLoadScript, $wgScript, $wgStylePath, $wgScriptExtension,
$wgArticlePath, $wgScriptPath, $wgServer, $wgContLang,
$wgVariantArticlePath, $wgActionPaths, $wgUseAjax, $wgVersion,
$wgEnableAPI, $wgEnableWriteAPI, $wgDBname, $wgEnableMWSuggest,
$wgSitename, $wgFileExtensions, $wgExtensionAssetsPath,
$wgCookiePrefix, $wgResourceLoaderMaxQueryLength;
$mainPage = Title::newMainPage();
/**
* Namespace related preparation
* - wgNamespaceIds: Key-value pairs of all localized, canonical and aliases for namespaces.
* - wgCaseSensitiveNamespaces: Array of namespaces that are case-sensitive.
*/
$namespaceIds = $wgContLang->getNamespaceIds();
$caseSensitiveNamespaces = array();
foreach( MWNamespace::getCanonicalNamespaces() as $index => $name ) {
$namespaceIds[$wgContLang->lc( $name )] = $index;
if ( !MWNamespace::isCapitalized( $index ) ) {
$caseSensitiveNamespaces[] = $index;
}
}
// Build list of variables
$vars = array(
'wgLoadScript' => $wgLoadScript,
'debug' => $context->getDebug(),
'skin' => $context->getSkin(),
'stylepath' => $wgStylePath,
'wgUrlProtocols' => wfUrlProtocols(),
'wgArticlePath' => $wgArticlePath,
'wgScriptPath' => $wgScriptPath,
'wgScriptExtension' => $wgScriptExtension,
'wgScript' => $wgScript,
'wgVariantArticlePath' => $wgVariantArticlePath,
'wgActionPaths' => $wgActionPaths,
'wgServer' => $wgServer,
'wgUserLanguage' => $context->getLanguage(),
'wgContentLanguage' => $wgContLang->getCode(),
'wgVersion' => $wgVersion,
'wgEnableAPI' => $wgEnableAPI,
'wgEnableWriteAPI' => $wgEnableWriteAPI,
'wgDefaultDateFormat' => $wgContLang->getDefaultDateFormat(),
'wgMonthNames' => $wgContLang->getMonthNamesArray(),
'wgMonthNamesShort' => $wgContLang->getMonthAbbreviationsArray(),
'wgMainPageTitle' => $mainPage ? $mainPage->getPrefixedText() : null,
'wgFormattedNamespaces' => $wgContLang->getFormattedNamespaces(),
'wgNamespaceIds' => $namespaceIds,
'wgSiteName' => $wgSitename,
'wgFileExtensions' => array_values( $wgFileExtensions ),
'wgDBname' => $wgDBname,
// This sucks, it is only needed on Special:Upload, but I could
// not find a way to add vars only for a certain module
'wgFileCanRotate' => BitmapHandler::canRotate(),
'wgAvailableSkins' => Skin::getSkinNames(),
'wgExtensionAssetsPath' => $wgExtensionAssetsPath,
// MediaWiki sets cookies to have this prefix by default
'wgCookiePrefix' => $wgCookiePrefix,
'wgResourceLoaderMaxQueryLength' => $wgResourceLoaderMaxQueryLength,
'wgCaseSensitiveNamespaces' => $caseSensitiveNamespaces,
);
if ( $wgUseAjax && $wgEnableMWSuggest ) {
$vars['wgMWSuggestTemplate'] = SearchEngine::getMWSuggestTemplate();
}
wfRunHooks( 'ResourceLoaderGetConfigVars', array( &$vars ) );
return $vars;
}
/**
* Gets registration code for all modules
*
* @param $context ResourceLoaderContext object
* @return String: JavaScript code for registering all modules with the client loader
*/
public static function getModuleRegistrations( ResourceLoaderContext $context ) {
global $wgCacheEpoch;
wfProfileIn( __METHOD__ );
$out = '';
$registrations = array();
$resourceLoader = $context->getResourceLoader();
// Register sources
$out .= ResourceLoader::makeLoaderSourcesScript( $resourceLoader->getSources() );
// Register modules
foreach ( $resourceLoader->getModuleNames() as $name ) {
$module = $resourceLoader->getModule( $name );
// Support module loader scripts
$loader = $module->getLoaderScript();
if ( $loader !== false ) {
$deps = $module->getDependencies();
$group = $module->getGroup();
$source = $module->getSource();
$version = wfTimestamp( TS_ISO_8601_BASIC,
$module->getModifiedTime( $context ) );
$out .= ResourceLoader::makeCustomLoaderScript( $name, $version, $deps, $group, $source, $loader );
}
// Automatically register module
else {
// getModifiedTime() is supposed to return a UNIX timestamp, but it doesn't always
// seem to do that, and custom implementations might forget. Coerce it to TS_UNIX
$moduleMtime = wfTimestamp( TS_UNIX, $module->getModifiedTime( $context ) );
$mtime = max( $moduleMtime, wfTimestamp( TS_UNIX, $wgCacheEpoch ) );
// Modules without dependencies, a group or a foreign source pass two arguments (name, timestamp) to
// mw.loader.register()
if ( !count( $module->getDependencies() && $module->getGroup() === null && $module->getSource() === 'local' ) ) {
$registrations[] = array( $name, $mtime );
}
// Modules with dependencies but no group or foreign source pass three arguments
// (name, timestamp, dependencies) to mw.loader.register()
elseif ( $module->getGroup() === null && $module->getSource() === 'local' ) {
$registrations[] = array(
$name, $mtime, $module->getDependencies() );
}
// Modules with a group but no foreign source pass four arguments (name, timestamp, dependencies, group)
// to mw.loader.register()
elseif ( $module->getSource() === 'local' ) {
$registrations[] = array(
$name, $mtime, $module->getDependencies(), $module->getGroup() );
}
// Modules with a foreign source pass five arguments (name, timestamp, dependencies, group, source)
// to mw.loader.register()
else {
$registrations[] = array(
$name, $mtime, $module->getDependencies(), $module->getGroup(), $module->getSource() );
}
}
}
$out .= ResourceLoader::makeLoaderRegisterScript( $registrations );
wfProfileOut( __METHOD__ );
return $out;
}
/* Methods */
/**
* @param $context ResourceLoaderContext
* @return string
*/
public function getScript( ResourceLoaderContext $context ) {
global $IP, $wgLoadScript, $wgLegacyJavaScriptGlobals;
$out = file_get_contents( "$IP/resources/startup.js" );
if ( $context->getOnly() === 'scripts' ) {
// The core modules:
$modules = array( 'jquery', 'mediawiki' );
wfRunHooks( 'ResourceLoaderGetStartupModules', array( &$modules ) );
// Get the latest version
$version = 0;
foreach ( $modules as $moduleName ) {
$version = max( $version,
$context->getResourceLoader()->getModule( $moduleName )->getModifiedTime( $context )
);
}
// Build load query for StartupModules
$query = array(
'modules' => ResourceLoader::makePackedModulesString( $modules ),
'only' => 'scripts',
'lang' => $context->getLanguage(),
'skin' => $context->getSkin(),
'debug' => $context->getDebug() ? 'true' : 'false',
'version' => wfTimestamp( TS_ISO_8601_BASIC, $version )
);
// Ensure uniform query order
ksort( $query );
// Startup function
$configuration = $this->getConfig( $context );
$registrations = self::getModuleRegistrations( $context );
$out .= "var startUp = function() {\n" .
"\tmw.config = new " . Xml::encodeJsCall( 'mw.Map', array( $wgLegacyJavaScriptGlobals ) ) . "\n" .
"\t$registrations\n" .
"\t" . Xml::encodeJsCall( 'mw.config.set', array( $configuration ) ) .
"};\n";
// Conditional script injection
$scriptTag = Html::linkedScript( $wgLoadScript . '?' . wfArrayToCGI( $query ) );
$out .= "if ( isCompatible() ) {\n" .
"\t" . Xml::encodeJsCall( 'document.write', array( $scriptTag ) ) .
"}\n" .
"delete isCompatible;";
}
return $out;
}
/**
* @return bool
*/
public function supportsURLLoading() {
return false;
}
/**
* @param $context ResourceLoaderContext
* @return array|mixed
*/
public function getModifiedTime( ResourceLoaderContext $context ) {
global $IP, $wgCacheEpoch;
$hash = $context->getHash();
if ( isset( $this->modifiedTime[$hash] ) ) {
return $this->modifiedTime[$hash];
}
// Call preloadModuleInfo() on ALL modules as we're about
// to call getModifiedTime() on all of them
$loader = $context->getResourceLoader();
$loader->preloadModuleInfo( $loader->getModuleNames(), $context );
$this->modifiedTime[$hash] = filemtime( "$IP/resources/startup.js" );
// ATTENTION!: Because of the line above, this is not going to cause
// infinite recursion - think carefully before making changes to this
// code!
$time = wfTimestamp( TS_UNIX, $wgCacheEpoch );
foreach ( $loader->getModuleNames() as $name ) {
$module = $loader->getModule( $name );
$time = max( $time, $module->getModifiedTime( $context ) );
}
return $this->modifiedTime[$hash] = $time;
}
/* Methods */
/**
* @return string
*/
public function getGroup() {
return 'startup';
}
}